dalao太巨了,我不会线段树QAQ
by Chloris @ 2018-08-04 12:42:16
dalao太巨了,我自学线段树(但是很渣)
by 花千树 @ 2018-08-04 12:54:08
dalao巨得不行啊,不会线段树
by azure_heir @ 2018-08-04 12:56:47
@[陶文祥](/space/show?uid=56561) 那您比我巨多了
by Altria_Pendragon_ @ 2018-08-04 12:59:02
dalao太巨了,表示我的线段树不是同一版本(话说这题是P2572的弱化版吧...)
by KLauraLee @ 2018-08-04 12:59:29
懒标记可能有问题……Drench老师没有教啊QwQ
by Altria_Pendragon_ @ 2018-08-04 12:59:34
@[AKLL](/space/show?uid=92040) 切紫题的dalao %%%
by Altria_Pendragon_ @ 2018-08-04 13:02:17
@[Rousseau_](/space/show?uid=51621) 表示大佬的pushdown蒟蒻看不懂
by 花千树 @ 2018-08-04 13:03:31
@[陶文祥](/space/show?uid=56561) xor 1的pushdown
by Altria_Pendragon_ @ 2018-08-04 13:04:44
@[Rousseau_](/space/show?uid=51621) %%%%%%%
by 06ray @ 2018-08-04 13:04:50